02180+4052 ES  164

 
 
02h 18m 02.95s +40 52' 08.1" P.A. 332 sep 9.6 mag 9.33,13.60 Sp A2
 
 
Coord 2000
02180+4052
Discov num
ES  164
Comp
Coord arcsec 2000
02 18 02.95 +40 52 08.1
Date first
1917
Date last
2011
Obs
5
Pa first
327
Pa last
332
P.A. Now (θ)
332°
Sep first
8.0
Sep last
9.6
Sep. Now (ρ)
9.6"
Mag pri
9.33
Mag sec
13.60
delta mag (ΔM)
4.27
Spectral class
A2 (white)
Pri motion ra
+002
Sec motion ra
Pri motion dec
-015
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
331.5
Precise sep
9.61
Cdsa2 id
ES 164
Constellation
Andromeda
SAO
37933
Tycho2
2834-01593-1
Ra deg
2.300819444444444
De deg
40.868916666666664
last precise pa
331.5
last precise sep
9.61
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02180+4052 ES 164 1998 3 331 9.6 9.33 13.60 A2 D 021802.95+405208.1
02180+4052 ES 164 2002 4 331 9.6 9.33 13.60 A2 D 021802.95+405208.1
02180+4052 ES 164 2011 5 332 9.6 9.33 13.60 A2 D 021802.95+405208.1

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